Because emacs supports 5 mode keys plus shift, the idea (and non-tongue-in-cheek use) of foot pedals has been around for a while. https://www.emacswiki.org/ema

Because emacs supports 5 mode keys plus shift, the idea (and non-tongue-in-cheek use) of foot pedals has been around for a while. https://www.emacswiki.org/emacs/FootSwitches https://www.emacswiki.org/emacs/FootSwitches)